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Language Skills

R
SQL
Python
Spatial
Viz

Main

Dmitry Shkolnik

I am an economist and data scientist, specializing in marketplaces, experimentation, causal inference, and spatial analysis

Experience

Lead Economist/Data Scientist, Marketplace, Mobility, and Deliveries

Grab

Singapore

current - 2020

  • I lead a small team that develops quantitative solutions for business and strategy problems, as well as product ideas.
  • Areas: transportation, food, merchant and deliveries marketplace strategy and new products; pricing, incentives, behaviour; and, pre product development hypotheses, estimation, scoping, and experimentation
  • Methods: causal inference, econometrics and machine learning, experiment design and quasi-experimentation
  • Tech: R, SQL, Presto, Hive, Spark

Senior Economist/Data Scientist, Marketplace

Grab

Singapore

2020 - 2019

Data Scientist

Destination Canada

Vancouver, CA

2018 - 2015

  • Research lead on modernizing national tourist segmentation system
  • Research lead for initiatives using non-traditional data (mobile phone, social media, financial) for tourism research
  • Developed data visualization and exploration dashboards and pipelines
  • Tech: R, Tableau

Consulting Economist

Columbia Pacific Consulting

Vancouver, CA

2015 - 2013

  • Analysis and modelling of labour market and demographic data.
  • Economic consulting services for use in legal proceedings and settlements

Education

M.A.. Economics

University of British Columbia

Vancouver, CA

2013 - 2012

  • Thesis area: investigating spatial agglomeration spillovers using online data

B.A., Hons Economics, International Relations

University of British Columbia

Vancouver, CA

2011 - 2006




Selected open-source work and posts

I regularly blog about data science, package development, and visualization on my personal site at dshkol.com

Cancensus

R Package

N/A

N/A

  • Access, retrieve, and work with Canadian Census data and geography.
  • Co-creator, Maintainer
  • Available on CRAN > 1000 dl/month

Cansim

R Package

N/A

N/A

  • An R package to retrieve and work with public Statistics Canada data tables.
  • Co-creator
  • Available on CRAN > 1500 dl/month

Airportr

R Package

N/A

N/A

  • A package to work with open source airport data with tools to look up information, translate names and codes into other formats, as well as some basic calculation functions for measuring distances.
  • Creator
  • Available on CRAN > 750 dl/month

Diversity and segrigation in Canadian cities

Writing/Post

N/A

N/A

  • Applying information theory measures to quantify ethnic diversity and segregation patterns in Canadian cities using Census data

Mirror images: city similarity with t-SNE

Writing/Post

N/A

N/A

  • Identifying similarity of Canadian cities using high dimensional clustering and t-SNE visualizations